Drug delivery device



FIG. 1 is a perspective view of a drug delivery device showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof; and,

FIG. 6 is a bottom plan view thereof.

The portions depicted in broken lines are environment and the elements depicted in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a drug delivery device, as shown and described. 